All-in-one vehicle control system

Abstract

The utility model provides an all-in-one vehicle control system. The system comprises a controller, a memory, a sensing module, a signal receiving module, a first driving module and a second driving module, the controller is respectively connected to the sensing module, the signal receiving module, the first driving module and the second driving module; the signal receiving module is connected to the first driving module and the second driving module. According to the system, a plurality of sub-controllers are integrated, so that sub-control chips in the plurality of sub-controllers and connecting wire harnesses among the sub-controllers of the main controller are omitted, connecting lines are simplified, and hardware cost is saved.

Description

Technical Field

[0001] The present application relates to the field of vehicle control technology, and in particular to an all-in-one vehicle control system. Background Art

[0002] There are a large number of controllers in the current power domain. Usually, in order to realize the drive control of multiple components on the vehicle, a main controller + multiple sub-controllers solution is often adopted. However, the connection wiring harnesses between the diverse sub-controllers and the main controller and sub-controllers will not only increase the cost and weight, but also increase the difficulty of control. Utility Model Content

[0003] The present application provides an all-in-one vehicle control system to solve the problems of high cost, heavy weight and difficult control of controllers in the prior art.

[0004] In a first aspect, the present application provides an all-in-one vehicle control system, including a controller, a sensing module, a signal receiving module, a first driving module and a second driving module;

[0005] The controller is respectively connected to the sensing module, the signal receiving module, the first driving module and the second driving module;

[0006] The signal receiving module is connected to the first driving module and the second driving module respectively.

[0007] In one embodiment, the sensing module includes a blower feedback, an evaporator temperature sensor, an accelerator pedal input device, a mode motor feedback device, a new return air motor feedback device, a temperature damper motor feedback device, a first sensor input device, a second sensor input device and an onboard temperature sensor.

[0008] In one of the embodiments, the signal receiving module includes high and low voltage switches, medium voltage switches, motor water pump relay feedback devices, brake switches, gear encoding devices, vacuum pump control feedback devices, air conditioning buttons, defrost buttons, speed control module diagnostic feedback devices, high voltage interlock thermistor input devices, and gear pulse width modulation input devices.

[0009] In one embodiment, the first switch includes a high-low voltage switch, and the second switch includes a medium voltage switch.

[0010] In one embodiment, the air conditioning button includes an off button and an on button.

[0011] In one of the embodiments, the defrost button includes a front defrost button and a rear defrost button.

[0012] In one embodiment, the first drive module includes a positive temperature coefficient high-voltage relay control device, a compressor relay control device, a high-speed fan relay control device, a low-speed fan relay control device, a vacuum pump relay control device, a blower relay control device, a chiller solenoid valve control device, an actual gear output device, a vehicle control unit main relay enabling device, an actual gear pulse width modulation output device, a motor water pump relay control device, a water pump pulse width modulation control device, a speed control module pulse width modulation control device, a high-voltage interlock thermistor output device, an AC indicator light, and a defrost indicator light.

[0013] In one embodiment, the defrost indicator light includes a front defrost indicator light and a rear defrost indicator light.

[0014] In one embodiment, the second driving module includes a mode motor, a new return air motor and a temperature damper motor.

[0015] In one of the embodiments, a memory is further included, and the memory is connected to the controller.

[0016] The all-in-one vehicle control system in the present application can realize the integration of modules with multiple functions, omitting the sub-control chips in multiple sub-controllers and the connecting wiring harnesses between the sub-controllers of the main controller, streamlining the connection lines and saving hardware costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the present application.

[0018] Figure 1 is a structural block diagram of an all-in-one vehicle control system in one embodiment;

[0019] Figure 2 FIG. 1 is a structural block diagram of a controller of an all-in-one vehicle control system in one embodiment.

[0020] The above drawings have shown clear embodiments of the present application, which will be described in more detail later. These drawings and text descriptions are not intended to limit the scope of the present application in any way, but to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments.

[0021] Description of reference numerals:

[0022] 100, all-in-one vehicle control system; 110, controller; 120, memory; 130, sensing module; 140, signal receiving module; 150, first driving module; 160, second driving module. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0025] It is understood that the terms "first", "second", etc. used in this application may be used herein to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish a first element from another element. For example, without departing from the scope of this application, a first resistor may be referred to as a second resistor, and similarly, a second resistor may be referred to as a first resistor. Both the first resistor and the second resistor are resistors, but they are not the same resistor.

[0026] It can be understood that the “connection” in the following embodiments should be understood as “electrical connection”, “communication connection”, etc. if the connected circuits, modules, units, etc. have electrical signals or data transmission between each other.

[0027] It can be understood that “at least one” means one or more, “plurality” means two or more, and “at least a portion of an element” means a part or all of an element.

[0028] When used herein, the singular forms "a", "an", and "said / the" may also include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" and the like specify the presence of stated features, wholes, steps, operations, components, parts, or combinations thereof, but do not exclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts, or combinations thereof. At the same time, the term "and / or" used in this specification includes any and all combinations of the relevant listed items.

[0029] like Figure 1 As shown, in one embodiment, an all-in-one vehicle control system 100 is provided, including a controller 110, a memory 120, a sensing module 130, a signal receiving module 140, a first driving module 150 and a second driving module 160;

[0030] The controller 110 is respectively connected to the sensing module 130 , the signal receiving module 140 , the first driving module 150 and the second driving module 160 ;

[0031] The signal receiving module 140 is connected to the first driving module 150 and the second driving module 160 , respectively.

[0032] The memory 120 is connected to the controller 110 .

[0033] Specifically, the first driving module 150 may adopt a unilateral driving method, and the second driving module 160 may adopt a bilateral driving method.

[0034] like Figure 2 As shown, the sensing module 130 includes a blower feedback device, an evaporator temperature sensor, an accelerator pedal input device, a mode motor feedback device, a new return air motor feedback device, a temperature damper motor feedback device, a first sensor input device, a second sensor input device and an onboard temperature sensor.

[0035] The first sensor input may be an external sensor input and the second sensor input may be an internal sensor input.

[0036] The signal receiving module 140 includes high and low voltage switches, medium voltage switches, motor water pump relay feedback devices, brake switches, gear encoding devices, vacuum pump control feedback devices, air conditioning buttons, defrost buttons, speed control module diagnostic feedback devices, high voltage interlock thermistor input devices, and gear pulse width modulation input devices.

[0037] Among them, the first switch includes a high and low voltage switch, and the second switch includes a medium voltage switch.

[0038] The air conditioning buttons include an off button and an on button; the defrost buttons include a front defrost button and a rear defrost button.

[0039] High and Low Pressure Switches are used to monitor the high and low pressure conditions in the vehicle body system. They are generally used in air conditioning or refrigeration systems. When the pressure exceeds the set range, corresponding protection measures will be triggered.

[0040] Mid-Pressure Switch: Similar to high and low pressure switches, it is used to monitor medium pressure conditions in the body system.

[0041] The Motor Water Pump Relay Feedback device is used to feedback the status of the motor water pump relay, and is usually used to monitor the working status of the vehicle body water pump.

[0042] The brake switch is used to detect the status of the vehicle's brake pedal and is usually used to start or stop certain vehicle systems.

[0043] The gear position encoding device is used to detect the gear position of the vehicle transmission in order to control the corresponding power transmission system.

[0044] The Vacuum Pump Control Feedback device is used to feedback the vacuum pump control status and is usually used in a vacuum system.

[0045] The Air Conditioning Button is used to receive control inputs from the air conditioning system, such as turning the air conditioner on and off, adjusting the temperature, etc.

[0046] The defrost button is used to control the switch of the vehicle's defrost system.

[0047] The speed control module diagnostic feedback device is used to feed back the diagnostic information of the speed control module, and is usually used to monitor the working status of the speed control module.

[0048] The High-Pressure Interlock Thermal Input device is used to monitor thermal inputs under high voltage conditions, usually for safety protection.

[0049] The gear position pulse width modulation input device is used to receive a pulse width modulation input signal of gear position information, and is usually used in a vehicle sensor system.

[0050] These input and output signals play an important role in the vehicle body control system and are used to monitor and control various equipment and systems in the vehicle body to ensure their normal operation and safety.

[0051] Furthermore, the first drive module 150 may include a positive temperature coefficient high-voltage relay control device, a compressor relay control device, a high-speed fan relay control device, a low-speed fan relay control device, a vacuum pump relay control device, a blower relay control device, a chiller solenoid valve control device, an actual gear output device, a vehicle control unit main relay enabling device, an actual gear pulse width modulation output device, a motor water pump relay control device, a water pump pulse width modulation control device, a speed control module pulse width modulation control device, a high-voltage interlock thermistor output device, an AC indicator light, and a defrost indicator light.

[0052] Among them, the Positive Temperature Coefficient High Pressure Relay Control device is used to control the high voltage relay in the body system, and is usually used for the protection and control of the air conditioning system.

[0053] The Compressor Relay Control Unit is used to control the compressor in the air conditioning system to regulate the compression and release of the refrigerant.

[0054] The High-Speed ​​Fan Relay Control device is used to control the vehicle's high-speed fan, usually used in the cooling system.

[0055] The Low-Speed ​​Fan Relay Control device is used to control the vehicle's low-speed fan and is also used in the cooling system.

[0056] The Vacuum Pump Relay Control device is used to control the vacuum pump, usually in the vacuum boost system.

[0057] The Blower Relay Control device is used to control the vehicle's blower, usually in an air conditioning system.

[0058] The chiller solenoid valve control device is used to control the function of the solenoid valve in the chiller. The solenoid valve control is usually used to adjust the flow of the cooling medium (usually water or refrigerant) in the cooling system to maintain the temperature and pressure of the body system within a safe range. The chiller solenoid valve control can open or close the solenoid valve according to system requirements to adjust the flow of the cooling medium.

[0059] The actual gear position output device is used to output the actual gear position of the current vehicle transmission.

[0060] Vehicle Control Unit (VCU) main relay enable refers to the function of controlling the main relay in the vehicle control unit. This function may be used to start or shut down the vehicle's main electrical system to ensure the normal operation of the vehicle.

[0061] The actual gear position pulse width modulation output (Actual Gear Position Pulse Width Modulation Output) device is used to output a pulse width modulation signal of the current vehicle transmission gear information.

[0062] The Motor Water Pump Relay Control device is used to control the vehicle's motor water pump, usually used in the cooling system.

[0063] The water pump pulse width modulation control device is used to control the pulse width modulation signal of the water pump.

[0064] The speed control module pulse width modulation control (Speed ​​Control Module Pulse Width Modulation Control) device is used to control the pulse width modulation signal of the vehicle speed control module.

[0065] High-voltage interlock thermistor output device This refers to the function used to output high-voltage interlock and thermistor output signals. The high-voltage interlock and thermistor output signals are used to monitor the working status of the vehicle itself and protect the body system from problems such as overheating or high voltage. The high-voltage interlock thermistor output can be used to trigger an alarm, shut down equipment, or perform other safety protection measures.

[0066] The AC Indicator Light is used to indicate whether the air conditioning system is on.

[0067] The defrost indicator light is used to indicate whether the vehicle's defrost system is on.

[0068] Each component included in the first driving module 150 is implemented through the controller 110. The controller 110 receives the first feedback signal of the sensing module 130 and / or the second feedback signal of the signal receiving module 140, processes them according to preset logic and algorithms, and then outputs a first control signal to drive related actuators (such as the above-mentioned solenoid valves, relays, etc.), thereby realizing corresponding control functions.

[0069] Among them, the defrost indicator light includes a front defrost indicator light and a rear defrost indicator light.

[0070] The second driving module 160 includes a mode motor, a new return air motor and a temperature damper motor.

[0071] The blower feedback device, evaporator temperature sensor, accelerator pedal input device, mode motor feedback device, new return air motor feedback device, temperature damper motor feedback device, first sensor input device, second sensor input device and onboard temperature sensor included in the above-mentioned sensing module 130 can, for example, collect information in real time according to a preset frequency and generate a first feedback signal to the controller 110. The signal receiving module 140 includes high and low pressure switches, medium pressure switches, motor water pump relay feedback devices, brake switches, gear encoding devices, vacuum pump control feedback devices, air conditioning buttons, defrost buttons, speed control module diagnostic feedback devices, high-voltage interlock thermistor input devices, gear pulse width modulation input devices, etc., which can, for example, generate a second feedback signal value controller 110 when receiving a trigger instruction issued by the outside world.

[0072] Furthermore, the controller 110 can generate a first control signal to the first drive module 150 based on the received first feedback signal and / or second feedback signal, so as to realize drive control of the positive temperature coefficient high-voltage relay control device, the compressor relay control device, the high-speed fan relay control device, the low-speed fan relay control device, the vacuum pump relay control device, the blower relay control device, the chiller solenoid valve control device, the actual gear output device, the vehicle control unit main relay enabling device, the actual gear pulse width modulation output device, the motor water pump relay control device, the water pump pulse width modulation control device, the speed regulation module pulse width modulation control device, the high-voltage interlock thermistor output device, the AC indicator light, the defrost indicator light, etc. in the first drive module 150, and generate a second control signal to the second drive module 160, so as to realize drive control of the mode motor, the new return air motor and the temperature damper motor, etc. in the second drive module 160.

[0073] At the same time, the all-in-one vehicle control system 100 in the present application also has functions such as resolver excitation signal acquisition, pulse width modulation, current sampling, wind wave logic, DC bus acquisition, drive and overcurrent protection.

[0074] The sensing module 130, the signal receiving module 140, the first driving module 150 and the second driving module 160 in the all-in-one vehicle control system 100 of the present application are directly connected to the controller 110, omitting the design of the sub-controller and the setting of the control chip in the sub-controller, and saving the connection line between the sub-controller and the main controller, thereby saving equipment costs and reducing the weight of the overall control system.

[0075] It should be noted that the all-in-one vehicle control system 100 in the present application is only a merger of control functions for multiple sub-controllers. For the all-in-one vehicle control system 100, the control logic and control algorithm between the controller 110, the sensing module 130, the signal receiving module 140, the first driving module 150 and the second driving module 160 included therein are the same as the control logic and control algorithm between the common multiple sub-controllers and the main controller. This application does not make corresponding improvements to the control logic and control algorithm involved in the controller.

[0076] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, or it can be an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0077] The terms "first", "second", "third", "fourth", etc. (if any) in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the application described herein can be implemented in an order other than those illustrated or described herein, for example.

[0078] In addition, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, product, or apparatus that includes a series of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, product, or apparatus.

[0079] Finally, it should be noted that the above implementation modes are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned implementation modes, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned implementation modes can still be modified, or some or all of the technical features therein can be replaced by equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the implementation modes of the present application.

Claims

1. An all-in-one vehicle control system, characterized in that: It includes a controller, a sensing module, a signal receiving module, a first driving module and a second driving module; The controller is respectively connected to the sensing module, the signal receiving module, the first driving module and the second driving module; The signal receiving module is connected to the first driving module and the second driving module respectively; The sensing module includes one or more of a blower feedback device, an evaporator temperature sensor, an accelerator pedal input device, a mode motor feedback device, a new return air motor feedback device, a temperature damper motor feedback device, a first sensor input device, a second sensor input device, and an onboard temperature sensor; The signal receiving module includes one or more of a first switch, a second switch, a motor water pump relay feedback device, a brake switch, a gear encoding device, a vacuum pump control feedback device, an air conditioning button, a defrost button, a speed control module diagnostic feedback device, a high-voltage interlock thermistor input device, and a gear pulse width modulation input device; The first drive module includes a positive temperature coefficient high-voltage relay control device, a compressor relay control device, a high-speed fan relay control device, a low-speed fan relay control device, a vacuum pump relay control device, a blower relay control device, a chiller solenoid valve control device, an actual gear output device, a vehicle control unit main relay enabling device, an actual gear pulse width modulation output device, a motor water pump relay control device, a water pump pulse width modulation control device, a speed control module pulse width modulation control device, a high-voltage interlock thermistor output device, an AC indicator light, and a defrost indicator light. One or more; The second driving module includes one or more of a mode motor, a new return air motor and a temperature damper motor.

2. The system according to claim 1, characterized in that The first switch includes a high and low voltage switch, and the second switch includes a medium voltage switch.

3. The system according to claim 1, characterized in that The air conditioning buttons include an off button and an on button.

4. The system according to claim 1, characterized in that The defrost buttons include a front defrost button and a rear defrost button.

5. The system according to claim 1, characterized in that The defrost indicator lights include a front defrost indicator light and a rear defrost indicator light.

6. The system according to claim 1, characterized in that Also included is a memory connected to the controller.

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